Nonprofit · EIN 57-0810383
SEABROOK ISLAND NATURAL HISTORY GROUP
Tax-exempt · JOHNS ISLAND, SC 29455
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| May 31, 2025 | 990-EZ | $42,637 | $49,283 | -$6,646 | $4,183 | $0 | $4,183 |
| May 31, 2024 | 990-EZ | $66,054 | $64,692 | $1,362 | $10,829 | $0 | $10,829 |
Financial details: 990-EZ for the year ended May 31, 2025
Revenue
- Contributions, gifts and grants
- $0
- Membership dues
- $3,906
- Program service revenue
- $38,731
- Investment income
- $0
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $5,000
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $0
- Occupancy
- $500
- Printing, publications and postage
- $300
- Other expenses
- $43,483
- Program services (functional)
- $37,088
Balance sheet and other
- Total assets, start of year
- $10,829
- Total assets, end of year
- $4,183
- Total liabilities, end of year
- $0
- Net assets, end of year
- $4,183
- Cash, savings and investments
- $3,383
- Gross receipts
- $42,637
From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.
Officers, directors and key employees
As listed on the 990-EZ for the year ended May 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Lynn Baker | President | 5 | $0 |
| Pat Short | Vice President | 5 | $0 |
| Vivien Joklik | Secretary | 3 | $0 |
| Cindy Mulligan | Treasurer | 5 | $0 |
| Pat Short | Trip Coordinator | 2 | $0 |
| Lynn Baker | Trip Planner | 1 | $0 |
| Mary Gwen | Evening Program | 1 | $0 |
| Stephanie Hamilton | Membership | 2 | $0 |
| Pat Short | Communications | 4 | $0 |
| Lynn Maney-MacIntosh | Volunteer Coordinator | 2 | $0 |
| Joyce Phillips | Philanthropy | 1 | $0 |
990-EZ for the year ended May 31, 2024: 11 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Lynn Baker | President | 5 | $0 |
| Norm Powers | Vice President | 5 | $0 |
| Lisa Ruzowicz | Secretary | 3 | $0 |
| Cindy Mulligan | Treasurer | 5 | $0 |
| Julia Thogmartin | Trip Coordinator | 2 | $0 |
| Pat Short | Trip Planner | 1 | $0 |
| Ilse Calcagno | Evening Program | 1 | $0 |
| Flo Gilson | Membership | 2 | $0 |
| Norm Powers | Communications | 4 | $0 |
| Maggie Wirth | Volunteer Coordinator | 2 | $0 |
| Joyce Phillips | Philanthropy | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 130 GARDNERS CIR PMB 612, JOHNS ISLAND, SC 29455-5467
- In care of
- % JULIA THOEMARTIN
- Mailing address (990-N for 2014)
- 2958 Baywood Drive, Seabrook Island SC 29455
- Principal officer (990-N for 2014)
- Frank Cermak, 2958 Baywood Drive, Seabrook Island SC 29455
- Signed the 990-EZ
- Lynn Baker, President
- Phone
- (919) 270-2986
- Website
- http://sinhg.org/
Mission
The primary exempt purpose of the Seabrook Island Natural History Group (SINHG) is to disseminate natural history and cultural history information about Charleston and the Low Country to its members through field trips and lectures. In addition, the Group provides the opportunity for members to informally share their experiences through special events. The group encourages education in their Johns Island community by providing grants to organizations focusing on education, the environment and local history.
Program accomplishments
- The Seabrook Island Natural History Group offers excursions to its members in the Spring and Fall of each year. The trips are chosen and organized to enhance members knowledge and experiences in the environmental, historical and cultural heritage of the area. The Organization also encourages education in the Johns Island community by funding local scholarship, environmental projects and other activities aligned with the Organization's purpose. In FY 2024 47 trips were taken by approximately 445 active member attendees.Expenses $33,926
- The Seabrook Island Natural History Group offers a series of evening lectures during the year. These lectures are presented by qualified experts in their subjects and provide members the opportunity to broaden their knowledge of history, the environment and local institutions and culture. In FY 2024, 5 evening programs were presentedExpenses $1,617
- The Seabrook Island Natural History Group provides the opportunity for members to informally share their experiences with the environmental, historical and cultural heritage of the area through special events. In FY 2024 one such event was held.Expenses $1,545
What it must file and when
IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in May, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | May 31, 2026 | October 15, 2026 | Check at the IRS |
| 2024 | May 31, 2025 | October 15, 2025 | 990-EZ on file |
| 2023 | May 31, 2024 | October 15, 2024 | 990-EZ on file |
IRS record
- EIN
- 57-0810383
- Tax-exempt status
- 501(c)(4): Social welfare organization
- Donations deductible
- No
- Exempt since
- 2007
- Accounting year ends
- May
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Environment (C42)
- Assets (IRS master file)
- $5,375
- Income (IRS master file)
- $55,704
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | May 2025 | $42,637 | $49,283 | $4,183 | XML |
| 990-EZ | May 2024 | $66,054 | $64,692 | $10,829 | XML |
| 990-EZ | May 2023 | – | – | – | IRS |
| 990-EZ | May 2022 | – | – | – | IRS |
| 990-N for 2014 Officer: Frank Cermak | May 31, 2015 | ≤ $50,000 receipts | – | – | e-Postcard |
990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 57-0810383).
Questions about SEABROOK ISLAND NATURAL HISTORY GROUP
- What is the EIN of SEABROOK ISLAND NATURAL HISTORY GROUP?
- The employer identification number (EIN) of SEABROOK ISLAND NATURAL HISTORY GROUP is 57-0810383.
- Is SEABROOK ISLAND NATURAL HISTORY GROUP tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(4) since 2007.
- Are donations to SEABROOK ISLAND NATURAL HISTORY GROUP tax-deductible?
- No. The IRS master file says contributions to it are not deductible.
- Which annual return does SEABROOK ISLAND NATURAL HISTORY GROUP file?
- Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
- When is the next return of SEABROOK ISLAND NATURAL HISTORY GROUP due?
- The return for tax year 2026 (the year ending May 31, 2027) is due October 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did SEABROOK ISLAND NATURAL HISTORY GROUP last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended May 2025.
- Who is the principal officer of SEABROOK ISLAND NATURAL HISTORY GROUP?
- The 990-N for 2014 names Frank Cermak.
- Who are the officers and directors of SEABROOK ISLAND NATURAL HISTORY GROUP?
- The 990-EZ for the year ended May 31, 2025 lists 11 people; 0 received compensation from the organization.
- How much revenue does SEABROOK ISLAND NATURAL HISTORY GROUP have?
- On its 990-EZ for the year ended May 31, 2025 it reported revenue of $42,637, expenses of $49,283 and total assets of $4,183 at year end.
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